• Implanted on d – 58 with a 36 mg Zeranol implant, d 28 with 100 mg trenbolone acetate and 14 mg estradiol benzoate, and d 104 with a coated 200 mg trenbolone acetate and 28 mg estradiol benzoate implant.
On d 141, cattle were re-sorted to harvest groups according to equivalent BW and equal breed representation.